Table 3. Predictors for the 5-year mortality risk (Cox proportional hazards model).

	Hazard Ratio	95% CI	P-value
Urgency	1.4	1.0–2.0	0.05
Hemodynamic instability	2.2	1.4–3.5	0.001
LVEF ≤30%	1.6	1.0–2.5	0.04
NYHA III-IV	1.5	1.0–2.2	0.04
Severe COPD	2.1	1.3–3.3	0.001
Extra-cardiac arteriopathy	1.6	1.1–2.2	0.007
Cerebrovascular disease	1.8	1.2–2.9	0.01
Creatinine levels ≥2 mg/dL	2.5	1.5–3.9	0.0002

LVEF: left ventricular ejection fraction; NYHA: New York Health Association; COPD: chronic obstructive pulmonary disease